Feature

Front Matter

Atomic Cloud Height Figured from Cumulus Data

Character Tops Looks

[Photograph]: For Atomic Bomb Defense

Homing Pigeon’s Rival: Bermuda Lobster

Device Picks and Shells Corn

Drug for Stomach Ulcer Checks Excessive Sweating

Troops before Weapons

Books of the Week

Irradiated Plasma Danger

Farmers Battle Nine New Plant Diseases

Quebec Crater May Be Mark of Ancient Meteorite